@inproceedings{c4corpusmultilingualwebsizecorpuswith,
  title = {C4Corpus: Multilingual Web-size Corpus with Free License},
  author = {Ivan Habernal and Omnia Zayed and Iryna Gurevych},
  year = {2016},
  booktitle = {LREC 2016 5},
  url = {https://aclanthology.org/L16-1146},
}